using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.IO;
using?ESRI.ArcGIS.Carto;
using?ESRI.ArcGIS.Geodatabase;
using?ESRI.ArcGIS.Geometry;
using?ESRI.ArcGIS.esriSystem;
using?ESRI.ArcGIS.framework;
using?ESRI.ArcGIS.Display;
using?ESRI.ArcGIS.Editor;
using?System.Windows.Forms;
using?System.IO;

namespace?validatechange
{
????public?class?ChangeType00_Tool?:?ESRI.ArcGIS.Desktop.AddIns.Tool
????{
????????IMap?pMap?=?null;
????????//IFeaturelayer?pFtlyr?=?null;?//待操作的圖層??
????????IEditor?_Editor;

????????public?ChangeType00_Tool（）
????????{
????????????UID?eUID?=?new?UIDClass（）;
????????????eUID.Value?=?“esriEditor.Editor“;
????????????_Editor?=?ArcMap.Application.FindExtensionByCLSID（eUID）?as?IEditor;

????????????if?（_Editor.EditState?!=?esriEditState.esriStateEditing）
????????????{
????????????????Enabled?=?false;
????????????????return;
????????????}
????????????else
????????????{
????????????????Enabled?=?true;
????????????}
????????}
????????protected?override?void?OnUpdate（）
????????{
????????????if?（ArcMap.Application?!=?null）
????????????{
????????????????UID?eUID?=?new?UIDClass（）;
????????????????eUID.Value?=?“esriEditor.Editor“;
????????????????_Editor?=?ArcMap.Application.FindExtensionByCLSID（eUID）?as?IEditor;

????????????????if?（_Editor.EditState?!=?esriEditState.esriStateEditing）
????????????????{
????????????????????Enabled?=?false;
????????????????????return;
????????????????}
????????????????else
????????????????{
????????????????????Enabled?=?true;
????????????????}
????????????}??
????????}
??????????protected?override?void?onkeyup（KeyEventArgs?arg）??
????????{??
????????????//if?（arg.KeyCode?==?System.Windows.Forms.Keys.Escape）??
????????????//????ArcMap.Application.CurrentTool?=?null;??
????????}??
??
????????protected?override?void?onmousedown（MouseEventArgs?arg）??
????????{
???????????//?MessageBox.Show（“aa“）;
????????}
????????protected?override?void?onactivate（）
????????{
????????????//對手工修改過的要素要臨時標記
????????????string?TempFolder?=?@“C:\ChangeTypeTempData“;
????????????if?（!Directory.Exists（TempFolder））
????????????{
????????????????Directory.CreateDirectory（TempFolder）;
????????????}
????????????string?Recprdfilepath?=?TempFolder?+?“\\temprecord.txt“;
???????????
???????????//?MessageBox.Show（“aba“）;
????????????IEnumFeature?getselfeatures?=?getSelectedFeature（）;?//判斷是否有選取的要素
????????????if?（getselfeatures?!=?null）
????????????{?
????????????????//首先判斷是否含有changetype字段
????????????????IFeature?feature?=?getselfeatures.Next（）;
????????????????if?（feature?==?null）
????????????????????return;
????????????????IFeatureClass?pfeacls?=?feature.Class?as?IFeatureClass;
????????????????if?（pfeacls.FindField（“ChangeType“）?????????????????????return;
????????????????_Editor.StartOperation（）;
????????????????//IDataset?dataset?=?（IDataset）pfeacls;
????????????????//IWorkspace?workspace?=?dat